<div class="map"></div>

<button class="start">开始</button>
<button class="stop">停止</button>
<script src="./map.js"></script>
<script src="./game.js"></script>
<script src="./food.js"></script>
<script src="./snake.js"></script>

<script>
const g = new Game('.map')
const start=document.querySelector(".start")
start.onclick=()=>{
g.start()//???
}
</script> 